Registering mechanism



June 19, 1945. T. A. KEEN ETAL REGISTERINGTMECHANISM Original Filed Aug. '7, 1939 7 Sheets-Sheet l A u H H M I I 0 I u H H m H H V. J I I ma I I M i I I l H H NT 1 l l I I I u I 1 l I W7 A w MON A TTORNEYS.

June 19, 1945.

T. A. KEEN ET'AL REGISTERING MECHANISM Original Filed Ailg. '7, 1939 '7 Sheets-Sheet 2 June 19, 1945.

T. A. KEEN ET AL REGISTERING MECHANISM Original Filed Aug. 7, 1959 7 Sheets-Sheet 3 ATTORNEYS.

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REGISTERING MECHANISM Original Filed Aug. 7, 1939 '7 Sheets-Sheet '7 mil VENTOR. 3/04 1434 E/V JAMES K/L BURG Patented June 19, 1945 UNITED STATES PATENT OFFICE REGISTERING MECHANISM Thomas A. Keen, San Mateo, and James Kilburg, Redwood City, Calif., assignors, by direct and mesne assignments, of one-half to Hannah M. Smith, Chicago, 111.,

Thomas A. Keen and one-half to said 1 Claim.

The present invention relates to registering mechanism and is directed particularly to mechanism suitable for registering the operations of machines such as ticket printing and issuing machines employed in the sale of tickets at races unde the pari-mutuel system.

This application is a division of our co-pending application entitled Ticket printing and issuing machine, Serial No. 288,840, filed August '7, 1939 which issued on October 20, 1942, is Patent No. 2.299.396. The machine disclosed in said copending application includes a ticket printing mechanism and keyboard controlled mechanism for selective setting of the type thereon and initiation of ticket printing and issuing operations of the machine. The keys of the machine are numbered to correspond with the numbers which identify the participants or entries in a race, and depression of any key eflects setting of the printing mechanismv and operation of the machine to print and issue a ticket bearing the number of the key depressed. It is desirable that the number of tickets issued, as well as the number of tickets sold on each of several entries, be registered by the machine, and it is to the mechanism for registering the same that the present application is particularly directed.

It is the object of the present invention to provide in combination with a ticket printing and issuing machine or the like improved mechanism for registering the sales of tickets thereby, together with mechanism for resetting the registering mechanism to Zero.

A further object of the invention is to provide registering mechanism and zeroizing mechanism associated therewith for a ticket printing and issuing machine, which mechanisms are operated entirely by the same source of power which actuates the machine.

Further and more specific objects of the invention are made apparent in the following specification, wherein detailed reference is made to the accompanying drawings.

In the drawings Fig. 1 is a vertical longitudinal sectional view with parts broken away of a. machine embodying the present invention:

Fig. 2 is a detail view of a portion of the selecting mechanism illustrated in Fig. i;

Fig. 3 is a front elevation on an enlarged scale of a portion of the mechanism illustrated in Fig. 1;

Fig. 4 is a plan view of the counters and counter reset mechanism of the present invention;

Fig. 5 is a fragmentary sectional view of the machine disclosing a side elevation of the mech anism illustrated in Fig. 4;

Fig. 6 is an end elevation of a portion of the same mechanism illustrating the construction of the clutch and clutch solenoid used in resetting the counters;

Fig. 7 is an enlarged detail View in section of an electric switch associated with one of the keys illustrated in Fig. 1;

Fig. 8 is a sectional view taken on line VIII VIII of Fig. '7;

Fig. 9 is a side elevation of the upper portion of the machine with the side broken away and parts shown in section;

Fig. 10 is a side elevation of a type disc with its cover plate removed.

Fig. 11 is a horizontal sectional view of a clutch shown in Fig. 4;

.Fig. 12 is an end elevation with parts in section of the same clutch;

Fig. 13 is a view of a part of the transmission mechanism looking up from the bottom of the machine with the casing removed;

Fig. 14 is a wide elevation of Geneva gears which form a part of the power transmission mechanism;

Fig. 15 is gears;

Fig. 16 is a side elevation of the machine with the casing broken away to disclose the motor drive and clutch control mechanism; and

Fig. 1'7 is an isometric View of a selector finger illustrated in Fig. 1 illustrating the manner in which the same is mounted for sliding movement.

The machine of which the present invention is a part comprises, as best shown in Fig. 1, a main housing l0 which encloses type selecting mechanism controlled by the keys of a keyboard positioned adjacent the forward end of the housing, and the entire registering mechanism of the present invention, as well a power transmission and other mechanisms incidental to the operation of the machine.

A cover member I l disposed on top of the housing l0 encloses the major part of a ticket printing mechanism, and a. motor housing l2 depending downwardly from the housing contains a motor which supplies power for the ticket printing and issuing operations and which, through the present invention, also supplies the power consumed in the registration of ticket sales as well as the resetting or zeroizing of the registering devices.

Referring to Fig. 13 in which the main shaft 333 is illustrated as viewed from the bottom of the machine, a sprocket 401 is shown as keyed to the a side elevation of another of said shaft and as carrying a chain 408 which extends upwardly to drive the ejector roller 3I2 of Fig. 9 through means not shown, The main shaft 333, as also shown in Fig. 13, carries a pair of platen actuating cams 354 which, as previously described, swing the platen upwardly to its printing station. The ticket shearing knife is actuated by the cam 332. also carried by the main shaft. The counter-shaft 320, which supports the quadrant 32I for driving the strip feeding mechanism, therefore imparting rotation to the main shaft of the printing head, is also shown in Fig. 13 and is connected to the main shaft 333 through the medium of a double-acting Geneva movement mounted on another counter-shaft which, for convenience, will be referred to as the Geneva shaft 4I4. The outer end of this Geneva shaft 4 I4 carries a sprocket 4 I 5 which, through a chain 4I6, drives a sprocket 4I1 carried by one of the pair of splined cam shafts I66 of the selector mechanism. A gear 4I8, also carried by said shaft, drives a gear M9 on the other shaft I66, which is not shown in Fig. 13, through an intermediate idler 420. This imparts to the cam shafts I66 the complete rotation necessary .to the operation of the selector mechanism during each ticket printing operation of the machine.

The Geneva movement, interposed between the main shaft 333 and the counter-shaft 320, is especially designed to transmit the uni-directional motion of the main shaft to rotation in opposite directions of the counter-shaft with intermediate dwell periods. As shown in Figs. 13, 14 and 15, the main shaft carries a gear 425 meshing with a gear 426 which rotates freely on the Geneva shaft M4, and which carries with it a Geneva driving member 421 adapted to drive at Geneva driven member 428 in one direction. Also carried by the main shaft is a gear 439 which, through a pinion 430, drives a gear 43I fixed to the Geneva shaft and carrying a Geneva member 432 like the member 421 but rotating in the opposite direction to impart such rotation to the Geneva driven member 428.

The construction of the driving and the driven members of the Geneva movement is illustrated in Figs. 14 and 15. In Fig. 14 the driven member 428 is shown in registry with the driving member 432. The driving member 421 shown in Fig. 15 lies directly behind the member 432 and rotates oppositely thereto and in a different phase position, its relative phase position being that shown in Fig. 15. The driven member 428 comprises a gear segment 435 at opposite ends of which are recesses 436 and 431 out arcuately to the pitch diameter of the driving members 421 and 432. Each of these driving members has a. set of gear teeth 438 out to mesh with the teeth 435 of the driven member during a portion of their rotation, and at both ends of the teeth 438 are peripheral surfaces 439 and 440, formed on the pitch diameter of the teeth 438, for registry with the recesses 436 and 431 on the driven member to cause the same to dwell when the teeth of the driving members are not in driving engagement with the teeth of the driven member. The remainder of the periphery of each of the driving members is cut away for clearance. as shown at I, to permit free rotation of the driven member while the other driving member is in mesh with the driven member to impart rotation to it.

As viewed in Fig. 14, the driving member 432 rotates continously in counter-clockwise directibn during rotation of the main shaft. In the position shown, its teeth 438 have just left their mesh with the teeth 435 of the driven member during which mesh the driven member was rocked in a clockwise direction to impart clockwise rotation to the shaft 320 which, as has been described. rotates the main shaft of the printing head to effect selection of the type to be printed. In the position shown, the surface 439 of the driving member registers with the recess 4360f the driven member, causing it to dwell until the time when the teeth of the driving member 421, which is moving in clockwise direction, will mesh with the teeth 435 of the driven member, imparting to it and the shaft 320 rocking movement in a, counterclockwise direction, which is effective to return the main shaft of the printing head to its normal position and to advance the ticket strip. The driving members 421 and 432 are identical in shape but operate in opposite directions to rock the shaft 320 intermittently in opposite directions and to cause it to dwell between its rocking motions:

The selection of the type face on the disc 24 is effected through keys I arranged in two banks adjacent the forward end of the machine and numbered to correspond to the numbering on the disc 24. Assuming the disc 24. to be the one which prints the number of the entry upon which a bet is placed, the keys I20 are numbered to correspond to the numbers on its type faces, and depression of any key will effect printing of its corresponding number on a ticket. The mechanism which connects the keyboard with the entry disc 24 to effect printing of a number corresponding to the number of the key depressed is shown in Figs. 1 and 3. In Fig. 1, a. selector plate 54 is shown as mounted on the printing head shaft IT and is connected with the type disc 24 through a pin and slot connection 51. A selector finger 59 is carried by a block I2I mounted for sliding movement to and away from the axis of the selector plate 54 in a, track I22. The selector finger 59 and the track in which it operates are also shown in Fig. 17 wherein the track is illustrated as comprising the grooved block I22 and a pair of plates I22a screwed thereto to confine the T-shaped lower section of the selector finger thereby guiding it for reciprocation to and away from the selector plate. Consequently, the selector finger 59 may be advanced or retracted to register with any desired step in the helical peripheral surface of the selector plate 54, which steps are spaced radially to correspond to the spacing of the type faces on the disc 24. A lever I23 connects with the block I2I through a pin and slot connection I 24. This lever is pivoted on a pin I25 carried by a bracket I26. At its lower end the lever I23 is pivoted as shown to the upwardly extending end I35 of a link I21. This end I35 of the link I21 is adjustably connected thereto by a fitting I36, the purpose of which is to permit adjustment of the effective length of the lever and clamp it securely in its adjusted position. The opposite end of the link I21 is pivotally connected as at I28 to a lever I29. This lever I29 is keyed to a shaft I30 which, like an identical shaft I3 I, extends transversely of the machine. The shafts I30 and I3I are con nected together to be oscillated simultaneously, as shown in Fig. 2, by a pair of levers I32 and I33 keyed to the shafts and connected at their lower ends by a link I34. Thus. upon oscillation of either of the shafts I30 or I3I, the lever I29 will be oscillated and, through the link I21 and lever I23, the selector finger 59 will be advanced or retracted a distance depending upon the degree of oscillation of the shafts I30 and HI.

These shafts are adapted to be oscillated by depre ssion of any one of the keys I20 and the degree of oscillation will depend on the key depressed.

The keys I20 are supported on shafts I 40 which, as shown in Fig. '1, are mounted for vertical reciprocation through a housing 200 which contains a spring 206 normally urging the keys to their raised position. Adjacent its lower end each of the posts I40 carries a projecting pin II (see Figs. 1 and 3) engageable with a lever I52 which will be swung downwardly upon depression of the key. The lever I52 is fixed to a pivoted bushing I53 which also carries a downwardly extending lever I54 so that the levers I52 and I54 function in the manner of a bell crank. Depression of any one of the keys I swings its associated lever I 52 downwardly so that a pin I55 on said lever engages beneath alatch I 56 on a latch bar I51. The

I latch bar I51 extends transversely of the keyboard and carries a latch I 56 for each of the keys in the bank with which it is associated. The latch bar I51 is mounted on parallel links, one of which is shown at I58 in Fig. 3, which permit it to move to the side sufficiently for the pin I55 to engage under the latch I56. A spring I60 normally urges the latch bar to the right and retains the pin I 55 and its lever I52 in lowered position, as illustrated in connection with the depressed key in Fig. 3, and it is'held in this position until depression of another key which effects release of the first key depressed and itself becomes latched.

The levers I52 and I 54 are swung in a counterclockwise direction upon depression of the key against the tension of a torsion spring IGI wound about the connecting bushing and normally urging them in the opposite direction. A pin I63 carried by the lower end of the lever I54 projects into a groove I 64 of a collar I65 which is slidable on a shaft I 66 but splined against rotation on said shaft. Each of the collars I65 carries a cam I61 which, upon sliding movement of the collar to the right, which is effected by depression of the key which controls it. moves into alignment with a cam lever I68 fixed to the shaft I or I3I, as the case may be. There are, it should be understood, a pair of the latch bars I51, one for each key bank, and these bars are connected together for simultaneous movement. Likewise there are two of the shafts I66 and every key in each bank controls a cam I61 on one of these shafts, through mechanism identical with that just described. The cam levers I68 which depend from the shafts I30 and I3I are identical with the exception of that one shown at I29 in Fig. l, which carries the pivot I28 at its lower end. The cams I61 ar similar in shape but graduated in size, Their normal position is that shown in Fig. 1, with a flat side registering with the lever I68.

Upon each ticket printing operation of the machine the shafts I66 are rotated through one complete revolution by the drive mechanism. Consequently, the cam I61 which has been selected and aligned. by depression of a key with its lever I68, engages and rocks that lever, imparting oscillation to the shafts I 30 and I3 I, the degree of which oscillation depends upon the size of the cam I61. As these cams are graduated in size corresponding to the number of the keys, the key depressed will determine the distance the selector finger 59 is advanced prior to the printing operation and will the actual operation of the machine is intermitiii) tent. Upon each operation the machine operates through a full cycle, imparting a completerotation to each of the shafts I 66 and also imparting the movement heretofore described to the printing head and printing action of the platen.

Depression of any one of the keys I20 effects closing of a circuit to the solenoid 452 to be described later to initiate a ticket printing operation of the machine, through a switch which forms a part of the key structure, as illustrated in Fig. 7 and which includes a pair of contact members 20I retained in place within the housing by screws 202 which also function to clamp the ends of wires to the contact members, the wires forming a part of the switch circuit to the main clutch solenoid. The key post carries a dielectric bushing 204 which supports a contact bridging member 205. Depression of the key against the tension of the spring 206 brings the bridge 205 into contact with the members 20I to close the circuit to the clutch solenoid. The main clutch which is shown at 406 in Fig. 13 is normally disengaged. It is permitted to engage for a single cycle to impart a complete rotation to the main drive shaft 333 once for each ticket printing operation of the machine. clutch includes a lug 445, see Fig. 16, by means of which it may be held in disengaged position the internal construction of the clutch being the same as that substantially disclosed in Figs. 11 and 12 presently to be described in detail. The hooked end 446 of a lever 441 normally engages behind this lug and prevents engagement of the clutch. Upon raising of the hooked end 446 of this lever to clear the lug 445, the clutch engages and drives the main shaft 333 until the lug 445 again comes into contact with the end of the lever. The lever 441 is pivoted as at 448 and carries a downwardly extending pivoted pawl 449. A spring 450 urges the pawl to the left and to a position substantially I perpendicular to the lever 441, at which position it stops by reason of a shoulder I which engages with the bottom of the lever. The pawl thus normally assumes the position illustrated but is free to swing to the right against the tension of the spring 450. A solenoid 452 has a retractable armature 453 pivoted to a lever 454 which is in turn pivoted as at 455 at one end and engages with the pawl 449 at its opposite end. A spring 460 tends to hold the armature and the lever 454 upwardly in a position limited by a stop tail 46I on the lever. The solenoid 452 is energized by closing the key switch hereinbefore described. This energization of the solenoid retracts the armature which, through the lever 454 and the pawl 449, swings the lever 441 about its pivot 448 to raise its end 446 free of the lug 445. The end of the pawl 449 swings away from the lever 454 during this operation, its movement being on an arc struck from the center of the pivot 440. Consequently, a single cycle operation is insured even though the operator should fail to release the key which effects energization of the solenoid.

If, due to such improper operation, the solenoid and lever 454 remain in their down position, the spring 450 returns the pawl 449 and the lever 441 to normal, and, in being returned, the pawl 449 rides over the end of the lever 454. Upon subsequent de-energization of the solenoid the lever 454 will rise about its pivot under the tension of the spring 460 and, in so doing, its end will swing the pawl out of the way and come to rest in the position illustrated. Thus upon depression of any key on the keyboard, the clutch 466 will engage for a single cycle only to drive the machine through This I a single complete ticket printing and issuing operation.

Each of the twelve keys I26 may represent one of twelve entries in a race. and in order to register the number of tickets issued by the machine on each entry separately, there are twelve mechanical counters shown at 22I in Figs. 1, 4 and 5, mounted on a plate 222 which supports them in a position with their counter dials in registry with sight openings 223 formed in the main housing of the machine. The counters 22I may be arranged in three banks of four each, as shown, and are connected for operation with their respective keys I20 in the following manner:

Referring again to Fig. 3, each of the collars I65 which carries a selector cam I61 on its right side also carries on its left side a counter actuating cam 224. The cams 224 are, as illustrated in Fig. l, circular with a fiat side, which fiat side registers with a lever 225 when the collar I65 is moved to the right in the manner illustrated in Fig. 3. The levers 225 depend from the shafts I30 and I3 I with respect to which they are free to oscillate, and their lower ends are connected by links 226 and 221 with the vertical arms 228 of a bank of hell cranks pivoted to a shaft 229 extending transversely of the machine. Horizontal arms 230 of the same bell cranks are connected each with one of the counters 22I by means of a flexible cable or, as shown in the present instance, a length of bead'chain 23I led through guide holes 232 in the bed plate 222, and these chains connect with conventional actuating levers 233 of the counters. Thus upon depression of any one of the keys I26 the consequent shifting of its collar I65 and rotation of the shaft I66 causes the associated counter acuating cam 224 to turn through a complete revolution, rocking its lever 225 which. through the lever 226 or 221, as the case may be, rocks the bell crank which drops downwardly upon the chain 23I to actuate the counter associated with the key which was depressed, thus registering the sale of a ticket upon an entry identified by the number of said key and counter.

As the shafts I66 receive their rotary movement from the main source of power of the machine, there is no energy expended on the part of the operator of the machine in effecting registration of each operation.

In order to reset the counters to zero, each of the counters is provided with a lever 235, as shown in Figs. 4 and 5. as is conventional practice with counters of this kind. To effect simultaneous resetting or zeroizing, the levers 235 are connected. preferably by stiff springs as illustrated at 236, to sliding bars 231 guided in channels 238 secured to the top of the bed plate 222. There are four of the bars 231, one for each line of counters. and the forward lower edge of each bar is toothed to form a rack 239 which meshes with a gear 246. The four gears 240 are pinned to a shaft 24I rotatable in bearings 242 and extending transversely of the machine. At one end the shaft 24I carries a lever 243 keyed to the shaft and pivoted at its lower end to a connecting rod 244 which extends toward the rear of the machine where it is driven by a crank pin 245 and a crank disc 246. The crank disc 246 is normally stationary but may be caused to revolve 360 and, upon so doing, oscillates the shaft 241 which, through the gears 240, reciprocates the bars 231 simultaneously to reset all of the counters to Zero.

The power for effecting the zeroizing of the counters is also derived from the main source of power of the machine. To accomplish this, the disc 246 forms the driven part of a single cycle clutch of which the driving part is shown at 241, and an intermediate disc at 248 (see Fig. 6). The driving part 241 i carried by and rotates with a continuously rotating shaft 249. The driven part 246 is normally stationary but is driven one complete revolution upon release of a lug 251 on the disc 246, this lug normally being held against rotation by a stop member 258. In order, therefore, that the continuously rotating member 241 may impart a single revolution to the part 246, the stop 258 is withdrawn to permit the lug 251 to pass and to permit the rollers 253 to move into their wedging position. Upon the completion of a single cycle, the lug 251 again comes into contact with the stop 258 and the lugs 256 stop the rollers 253, imparting pressure on the springs 255 which tends to reverse the direction of the inner member 25I. While the driven member is in its position of rest any tendency for it to move in reverse resulting from the tension of the springs 255 may be overcome by a latch 260 projecting from its periphery and engageable with a pivot pawl 26I.

To impart a single revolution to the clutch part 246, the stop member 258 is withdrawn to permit the lug 251 to pass, and as the stop member returns to its original position after being withdrawn, the lug 251, upon completion of a single cycle, again comes into contact with it, bringing the driven part of the clutch to rest. It is desirable, in order to enable resetting of the counter of a large group of machines simultaneously, from a remote point, and also to effect resetting of the counters with it at a minimum expense of energy, that the reset mechanism be controlled electrically. To accomplish this, the stop member 258 is adapted to be retracted momentarily to effect single cycle operation of the reset clutch through the medium of a solenoid 265. This solenoid has a retractable armature 266 pivoted at its outer end to a short lever 261 which is fixed to a shaft 268. Also fixed to the shaft 268 is a long lever 269 connected at its lower end by a pin and slot connection 210 with the stop member 258. The stop member is slidably guided in a guide 21I and a. spring 212 urges it toward its stopping position. When it is desired to zeroize all of the counters, the solenoid 265 is energized to retract its armature, and thus, through the levers 266 and 261, to retract the stop member 258, freeing the lug 251 and permitting rotation of the driven member of the clutch through a single cycle which effects the reset of the counters.

In addition to the counters which have been described for the purpose of registering the sale of tickets on individual entries. a total counter is provided which registers the total of all sales on all entries. This counter, shown at 209 in Figs. 1, 4 and 5, is connected for actuation by a link 2I6 with a bell crank 2II which is pivoted on the shaft 229 and has a depending arm 2I2. The lower end of the 2I2 supports one end of a bar 2I3 which extends transversely of the machine directly behind the bell crank 228. which latter takes part in the operation of the counters for the individual entries. The opposite end of the bar 2I3 is supported by an arm 2 I4, shown in dotted lines in Fig. 5, which also depends from the shaft 229 and corresponds in length and shape to the arm 2I2 of the bell crank 2I I. As the bar 2I3 extends behind all of the bell cranks In a machine for printing ticket or the like, 10

which has key selectable type setting mechanism including a rotatable shaft, and cams slidable on said shaft, a plurality of counters associated with type selecting keys, and means whereby depression of a key will effect sliding of cams on said shaft to a position for controlling the type setting mechanism and a counter associated with the key depressed.

THOMAS A. KEEN. JAMES KILBURG. 

